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gastrin

[gas-trin]
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noun
  1. a hormone that stimulates the secretion of gastric juice.
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Origin of gastrin

First recorded in 1900–05; gastr- + -in2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for gastrin

gastrin

noun
  1. a polypeptide hormone secreted by the stomach: stimulates secretion of gastric juice
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

gastrin in Medicine

gastrin

(găstrĭn)
n.
  1. Any of the hormones secreted in the pyloric-antral mucosa of the stomach and that stimulate secretion of the parietal cells.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.